2 definitions
by
unexpectedHATS

From the part in The Princess Bride where Vizzini is telling The Man in Black why he's going to lose their battle of wits and then dies.
1- Never get involved in a land war in Asia
2- Never go against a Sicilian when death is on the line

"There are two classic blunders the first is never get involved in a land war in Asia, and the second is never go against a Sicilian when death is on the line!!! Ahahahaha--" death.